R10-140 spj-查询同时使用红色的螺母零件和蓝色的螺丝刀零件的工程 (3 分) select jname from j where jno in( select p1.jno from (select pname,color,sno,spj.jno,p.pno from p,spj where p.pno=spj.pno) p1,(select pname,color,sno,spj.jno,p.pno from p,spj where p.pno=spj.pno)...